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參數(shù)資料
| 型號： | LC75382E |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Electronic Tone Controls for Car Stereo Systems(用于汽車立體聲系統(tǒng)的電子音調(diào)控制) |
| 中文描述： | 電子音色控制的汽車音響系統(tǒng)（用于汽車立體聲系統(tǒng)的電子音調(diào)控制） |
| 文件頁數(shù)： | 11/16頁 |
| 文件大?。?/td> | 372K |
| 代理商： | LC75382E |
Tone Control Circuit External Capacitor Value Calculation Example
The external capacitors used with the LC75382E are structural components of semiconductor inductors (simulated
inductors). This section presents the equivalent circuits and formulas for acquiring the desired center frequencies.
1. Semiconductor inductor equivalent circuit
2. Sample calculation
Specifications: 1. Center frequency F
O
= 100 Hz
2. Q at maximum boost: Q
max
= 1.05
x
Derive the sharpness of the semiconductor inductor itself, Q
O
.
(RT4 + Rfeed)
RT4
Q
O
=
×
Q
max
= 2.6481
y
Derive C1.
C1 = 1/2
π
F
O
RT4Q
O
≠
0.60 (μF)
z
Derive C2.
C2 = Q
O
/2
π
F
O
RT3
≠
0.014 (μF)
Note: See the tone block equivalent circuit diagram (page 10) for the internal resistance.
No. 4881-11/16
LC75382E
相關PDF資料 |
PDF描述 |
|---|---|
| LC75383E | Electronic Volume Control for Car Audio Systems(用于汽車音頻系統(tǒng)的電子音量控制) |
| LC75384NE-R | Electronic Volume and Tone Control for Car Stereo Systems(用于汽車立體聲系統(tǒng)的電子音量和音調(diào)控制) |
| LC75385NE-R | Electronic Volume and Tone Control for Car Stereo Systems(用于汽車立體聲系統(tǒng)的電子音量和音調(diào)控制) |
| LC75386NE-R | LC75386NE-R/LC75386NW |
| LC75386NW | LC75386NE-R/LC75386NW |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LC75383E | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Electronic Volume Control for Car Audio Systems |
| LC75385NE-R | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LC75386NE | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Electronic Volume and Tone Control for Car Stereo Systems |
| LC75386NE-L | 制造商:SANYO Semiconductor Co Ltd 功能描述:2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP64 |
| LC75386NE-R | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:LC75386NE-R/LC75386NW |
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